{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Preliminary structural design of composite main rotor blades for minimum weight (NASA technical paper)","author_name":"Mark W Nixon","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00072PZG0.html\">Preliminary structural design of composite main rotor blades for minimum weight (NASA technical paper)</a>","width":400,"height":300}